Zulu may refer to:

• Zulu, an ethnic group of Southern Africa.
• The Zulu language, a Bantu language of South Africa.
• Zulu, stage-name of Gilbert Lani Kauhi who starred in Hawaii Five-O as Kono Kalakaua.
• Zulu, the code for the letter Z in the NATO phonetic alphabet.
• Zulu time, another name for Coordinated Universal Time.
• Zulu, a 1964 film.
• Zulu , a video game for the Nintendo 64, released in Japan only.
• HMS Zulu, three ships of the Royal Navy.